- First Kill
- First Kiss
- First Kiss (Sweet N' Sour Kisses: Episode 1)
- First Kiss with the Quarterback
- First Kisses and Other Misfortunes
- First Life
- First Life, Book Four in the Final Life Series
- First Love, Fragile Heart
- First Magic
- First Meetings
- First Mentor
- First Offer
- First Picture Word Book
- First Plane
- First Shift
- First Spouse Of The United States
- First Steps
- First Stop, New York #1
- First Term at Silver Spires
- First There Was Forever
- First Time In a Life Time
- First Times
- First War
- First We Were IV
- Firstborn: A Novel
- Firstlife
- Firsts
- Fiscal Constraints
- Fischiettando vicino al cimitero
- Fish Eyes
- Fish Farming for Dummies
- Fish in a Tree
- Fish Out Of Water
- FISH OUT OF WATER
- Fish Out Of Water
- Fish Tales: The Legend of the Golden Fishes
- Fishbone's Song
- Fisherman and Old Cloot
- Fishing for Clues
- Fishing for Fred
- Fishing for the Day
- Fishmeal and the Mounching Monster
- Fit to be Pregnant: Discover the Secrets of Fitness and Nutrition during and after Pregnancy
- Fitting In
- Fitz
- Fitzroy: The Boy Who Would be King
- FIVE
- Five Children and It
- Five Children and It
- Five Children on the Western Front
- Five Days of Famous
- Five Days on Pimu
- Five Days of Famous
- Five Days on Pimu
- Five Enticing Stories
- Five Fall into Adventure ファイウパートナー意外な冒険 (ESL/EFL日本語の注釈版)
- Five feet apart
- Five Flavors of Dumb
- Five Get into Trouble ファイウパートナー苦境に陥り (ESL/EFL日本語の注釈版)
- Five Go Adventuring Again ファイウパートナー再冒険 (ESL/EFL日本語の注釈版)
- Five Go off in a Caravan ファイウパートナーキャラバン旅行 (ESL/EFL日本語の注釈版)
- Five Go off to Camp ファイウパートナー外でキャンプ (ESL/EFL日本語の注釈版)
- Five Go To Smuggler’s Top ファイウパートナー密売トップ訪問 (ESL/EFL日本語の注釈版)
- Five Golden Rays
- Five Happy Weeks
- Five Hundred Dollars
- Five Kingdoms: Crystal Keepers
- Five Kingdoms: Rogue Knight
- Five Kingdoms: Sky Raiders
- Five Little Peppers - The Complete Collection
- Five Little Peppers and How They Grew
- Five Little Peppers and their Friends
- Five Little Peppers Grown Up
- Five Little Peppers Midway
- Five Little Peppers Seven Novels
- Five Mice in a Mouse-trap, by the Man in the Moon
- Five Midnights